Patents by Inventor Andrea Legnaro

Andrea Legnaro has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Gear reducer comprising a worm and a worm gear assembly provided with a torque limiter
    Patent number: 9394970
    Abstract: A gear reducer comprising a worm and a worm gear assembly, in turn comprising a worm gear, which is connected/disconnected to/from a drive shaft by means of a torque limiter mounted on this latter. The gear reducer is characterized in that the drive shaft and the torque limiter are comprised in a cartridge which can be extracted/inserted from/in a cavity obtained in the worm gear assembly according to an axial direction and in accordance with two opposite senses, without the need to disassemble the worm.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: July 19, 2016
    Assignee: BONFIGLIOLI RIDUTTORI S.p.A.
    Inventors: Gustavo Casamenti, Andrea Legnaro, Matteo Zucchini
  • GEAR REDUCER COMPRISING A WORM AND A CROWN-WHEEL ASSEMBLY PROVIDED WITH A TORQUE LIMITER
    Publication number: 20150033892
    Abstract: A gear reducer comprising a worm and a crown-wheel assembly, in turn comprising a crown wheel, which is connected/disconnected to/from a drive shaft by means of a torque limiter mounted on this latter. The gear reducer is characterised in that the drive shaft and the torque limiter are comprised in a cartridge which can be extracted/inserted from/in a cavity obtained in the crown-wheel assembly according to an axial direction and in accordance with two opposite senses, without the need to disassemble the worm.
    Type: Application
    Filed: February 27, 2013
    Publication date: February 5, 2015
    Inventors: Gustavo Casamenti, Andrea Legnaro, Matteo Zucchini